diff options
Diffstat (limited to 'drivers/acpi/acpica/rsutils.c')
| -rw-r--r-- | drivers/acpi/acpica/rsutils.c | 56 |
1 files changed, 55 insertions, 1 deletions
diff --git a/drivers/acpi/acpica/rsutils.c b/drivers/acpi/acpica/rsutils.c index 231811e56939..433a375deb93 100644 --- a/drivers/acpi/acpica/rsutils.c +++ b/drivers/acpi/acpica/rsutils.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2011, Intel Corp. + * Copyright (C) 2000 - 2012, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -144,6 +144,9 @@ acpi_rs_move_data(void *destination, void *source, u16 item_count, u8 move_type) * since there are no alignment or endian issues */ case ACPI_RSC_MOVE8: + case ACPI_RSC_MOVE_GPIO_RES: + case ACPI_RSC_MOVE_SERIAL_VEN: + case ACPI_RSC_MOVE_SERIAL_RES: ACPI_MEMCPY(destination, source, item_count); return; @@ -153,6 +156,7 @@ acpi_rs_move_data(void *destination, void *source, u16 item_count, u8 move_type) * misaligned memory transfers */ case ACPI_RSC_MOVE16: + case ACPI_RSC_MOVE_GPIO_PIN: ACPI_MOVE_16_TO_16(&ACPI_CAST_PTR(u16, destination)[i], &ACPI_CAST_PTR(u16, source)[i]); break; @@ -590,6 +594,56 @@ acpi_rs_get_prs_method_data(struct acpi_namespace_node *node, /******************************************************************************* * + * FUNCTION: acpi_rs_get_aei_method_data + * + * PARAMETERS: Node - Device node + * ret_buffer - Pointer to a buffer structure for the + * results + * + * RETURN: Status + * + * DESCRIPTION: This function is called to get the _AEI value of an object + * contained in an object specified by the handle passed in + * + * If the function fails an appropriate status will be returned + * and the contents of the callers buffer is undefined. + * + ******************************************************************************/ + +acpi_status +acpi_rs_get_aei_method_data(struct acpi_namespace_node *node, + struct acpi_buffer *ret_buffer) +{ + union acpi_operand_object *obj_desc; + acpi_status status; + + ACPI_FUNCTION_TRACE(rs_get_aei_method_data); + + /* Parameters guaranteed valid by caller */ + + /* Execute the method, no parameters */ + + status = acpi_ut_evaluate_object(node, METHOD_NAME__AEI, + ACPI_BTYPE_BUFFER, &obj_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + + /* + * Make the call to create a resource linked list from the + * byte stream buffer that comes back from the _CRS method + * execution. + */ + status = acpi_rs_create_resource_list(obj_desc, ret_buffer); + + /* On exit, we must delete the object returned by evaluate_object */ + + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); +} + +/******************************************************************************* + * * FUNCTION: acpi_rs_get_method_data * * PARAMETERS: Handle - Handle to the containing object |